Tato pokladnice je pln\u00e1 hv\u011bzd. \u00davodn\u00ed sn\u00edmek byl po\u0159\u00edzen vesm\u00edrn\u00fdm dalekohledem Jamese Webba agentury NASA a zachycuje prachov\u00fd sloup v mlhovin\u011b Carina v na\u0161\u00ed Galaxii, vzd\u00e1len\u00fd p\u0159ibli\u017en\u011b 7 500 sv\u011bteln\u00fdch let. Je tvo\u0159en mezihv\u011bzdn\u00fdm plynem a prachem a jeho tvar utv\u00e1\u0159ej\u00ed siln\u00e9 hv\u011bzdn\u00e9 v\u011btry a z\u00e1\u0159en\u00ed sousedn\u00edch hv\u011bzd, jako je nap\u0159\u00edklad nedalek\u00fd hv\u011bzdn\u00fd syst\u00e9m Eta Carinae, kter\u00fd sv\u00edt\u00ed siln\u011bji ne\u017e 5 milion\u016f Slunc\u00ed. Hv\u011bzdn\u00e1 tvorba uvnit\u0159 sloupu vyhlubuje jeho horn\u00ed \u010d\u00e1st a vytv\u00e1\u0159\u00ed tak otev\u0159en\u00e9 v\u00edko truhly. Astronomov\u00e9 odhaduj\u00ed, \u017ee v kompaktn\u00ed hv\u011bzdokup\u011b uvnit\u0159 sloupu se nach\u00e1z\u00ed asi 70 hv\u011bzd. V sou\u010dasn\u00e9 dob\u011b se p\u0159edpokl\u00e1d\u00e1, \u017ee tato hv\u011bzdokupa je star\u00e1 pouze asi 1,3 milionu let. Mezi jej\u00edmi mlad\u00fdmi hv\u011bzdami se nach\u00e1z\u00ed i masivn\u00ed hv\u011bzda, jej\u00ed\u017e hmotnost je p\u0159ibli\u017en\u011b 19kr\u00e1t v\u011bt\u0161\u00ed ne\u017e hmotnost Slunce. Hmotn\u011bj\u0161\u00ed hv\u011bzdy jsou vz\u00e1cn\u011bj\u0161\u00ed, z\u00e1\u0159\u00ed jasn\u011bji a vyv\u00edjej\u00ed se rychleji ne\u017e hv\u011bzdy s men\u0161\u00ed hmotnost\u00ed. Jsou to nejz\u00e1\u0159iv\u011bj\u0161\u00ed klenoty v pokladnici. Hlavn\u00ed str\u00e1nka APOD na webu NASA se st\u011bhuje: Z apod.nasa.gov na science.nasa.gov\/apod<\/p>\n
<\/p>\n
**Credit**: ESA\/Webb, NASA & CSA, M. Reiter; Acknowledgement: M. H. \u00d6zsara\u00e7
\n Text:
\nCecilia Chirenti
\n(NASA
\nGSFC,
\nUMCP,
\nCRESST II)<\/p>\n","protected":false},"excerpt":{"rendered":"
Tato pokladnice je pln\u00e1 hv\u011bzd. \u00davodn\u00ed sn\u00edmek byl po\u0159\u00edzen vesm\u00edrn\u00fdm dalekohledem Jamese Webba agentury NASA a zachycuje prachov\u00fd sloup v mlhovin\u011b Carina v na\u0161\u00ed Galaxii, vzd\u00e1len\u00fd p\u0159ibli\u017en\u011b 7 500 sv\u011bteln\u00fdch […]<\/p>\n","protected":false},"author":1,"featured_media":4076,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4075","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nasa"],"_links":{"self":[{"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/posts\/4075","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/comments?post=4075"}],"version-history":[{"count":0,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/posts\/4075\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/media\/4076"}],"wp:attachment":[{"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/media?parent=4075"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/categories?post=4075"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/tags?post=4075"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}